3 × 5² × 2851

Prime Factor Structure

Factorization String 3 × 5^2 × 2851

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 353,648

Proper Divisor Sum 139,823

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #213821 ← → #213827

1 3 5 15 25 75 2,851 8,553 14,255 42,765 71,275 213,825

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

213,825 641,476 320,738 160,369 481,108 240,554 120,277 360,832 180,416 90,208 45,104 22,552 11,276 5,638 2,819 8,458 4,229 12,688 6,344 3,172 1,586 793 2,380 1,190 595 1,786 893 2,680 1,340 670 335 1,006 503 1,510 755 2,266 1,133 3,400 1,700 850 425 1,276 638 319 958 479 1,438 719 2,158 1,079 3,238 1,619 4,858 2,429 7,288 3,644 1,822 911 2,734 1,367

Other feeder batches with open delivery windows. Each feeder keeps its own target batch.